Ora - whose hits include Hot Right Now and RIP - is the latest guest judge and follows Geri Halliwell on to the panel until a permanent fourth member is appointed.

Kelly Rowland made clear last month she would not be returning, and talks with Dannii Minogue to engineer a return stalled.

Hundreds of people turned up to see the judges arrive as they find contestants for the next series of the ITV1 show.

Take That’s Gary Barlow ditched his usual black jacket for a pastel blue linen number, coupled with a grey t-shirt. And Louis Walsh turned up in aviator shades as he attended the auditions for the series which returns later this year.

The judges posed for photos on the red carpet and met fans as they made their way into the O2.

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Chelsea Old Town Hall will be the venue for the renowned Desire Fair from 6-8 March 2015. This stunning mixed media jewellery and silversmithing event where visitors can purchase direct from contemporary designer makers selected from the best in the UK is an event not to be missed.